13187713

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 17154720

約数和(自身を除く): 3967007

約数列:

[1, 7, 11, 43, 49, 77, 301, 473, 539, 569, 2107, 3311, 3983, 6259, 23177, 24467, 27881, 43813, 171269, 269137, 306691, 1198883, 1883959, 13187713]

約数ペア:

[(1, 13187713), (7, 1883959), (11, 1198883), (43, 306691), (49, 269137), (77, 171269), (301, 43813), (473, 27881), (539, 24467), (569, 23177), (2107, 6259), (3311, 3983)]